US Bridges

Cmp Hebron RD T551 over Powell Creek

Fair

Dauphin County, Pennsylvania · C.HEBRN/2.7SE Hlfax/Powll · Structure no. 000000000014665

Built
1973
52 years old
Condition
Fair
inspected August 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
54 ft
1 main span
Daily traffic
100
2023 count
Owner
County
County Highway Agency

About this bridge

Cmp Hebron RD T551 over Powell Creek is a prestressed concrete box beam or girders - multiple carrying Cmp Hebron RD T551 over Powell Creek in Dauphin County, Pennsylvania. It was built in 1973, so it is 52 years old, younger than the Pennsylvania average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 100 vehicles a day, projected to reach 140 by 2043. The structure is 54 ft (16.5 m) long and 30 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesCmp Hebron RD T551
CrossesPowell Creek
LocationC.HEBRN/2.7SE Hlfax/Powll
RouteCity Street 0
CountyDauphin County
StatePennsylvania
Coordinates40.43699, -76.89072
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure8 Very GoodNo problems noted.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating34 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length54 ft (16.5 m)
Longest span53 ft (16.2 m)
Deck width30 ft (9.1 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2023)
Projected traffic140 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Cmp Hebron RD T551 over Powell Creek built?

It was built in 1973, making it 52 years old in 2025.

What condition is Cmp Hebron RD T551 over Powell Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in August 2023.

How much traffic does Cmp Hebron RD T551 over Powell Creek carry?

About 100 vehicles per day (2023 count).

How long is Cmp Hebron RD T551 over Powell Creek?

The structure is 54 ft (16.5 m) long with a longest span of 53 ft (16.2 m) and a deck 30 ft wide.

Who owns Cmp Hebron RD T551 over Powell Creek?

It is owned by the County Highway Agency.